From 46ad3b9e82c1066f50e6d09f27dccfa7ac2716a5 Mon Sep 17 00:00:00 2001
From: Wong Chihung <chwong97@outlook.com>
Date: Sun, 29 Mar 2026 18:10:04 +0800
Subject: [PATCH 1/2] feat(models): support new gemini models and codex
 gpt-5.4-mini

---
 cli/src/agent/backends/acp/AcpStdioTransport.ts | 2 +-
 web/src/components/NewSession/types.ts          | 8 ++++++--
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/cli/src/agent/backends/acp/AcpStdioTransport.ts b/cli/src/agent/backends/acp/AcpStdioTransport.ts
index 28673f00a..a25ec1bcf 100644
--- a/cli/src/agent/backends/acp/AcpStdioTransport.ts
+++ b/cli/src/agent/backends/acp/AcpStdioTransport.ts
@@ -303,7 +303,7 @@ export class AcpStdioTransport {
         if (lowerText.includes('status 404') || lowerText.includes('model not found') || lowerText.includes('not_found')) {
             this.stderrErrorHandler({
                 type: 'model_not_found',
-                message: 'Model not found. Available models: gemini-2.5-pro, gemini-2.5-flash, gemini-2.0-flash',
+                message: 'Model not found. Available models: gemini-3.1-pro-preview, gemini-3-flash-preview, gemini-2.5-pro, gemini-2.5-flash, gemini-2.5-flash-lite',
                 raw: text
             });
             return;
diff --git a/web/src/components/NewSession/types.ts b/web/src/components/NewSession/types.ts
index 58cf32d58..d9ba52f74 100644
--- a/web/src/components/NewSession/types.ts
+++ b/web/src/components/NewSession/types.ts
@@ -1,4 +1,4 @@
-export type AgentType = 'claude' | 'codex' | 'cursor' | 'gemini' | 'opencode'
+export type AgentType = 'claude' | 'codex' | 'cursor' | 'gemini' | 'opencode' | 'opencode-server'
 export type SessionType = 'simple' | 'worktree'
 export type CodexReasoningEffort = 'default' | 'low' | 'medium' | 'high' | 'xhigh'
 export type ClaudeEffort = 'auto' | 'medium' | 'high' | 'max'
@@ -14,6 +14,7 @@ export const MODEL_OPTIONS: Record<AgentType, { value: string; label: string }[]
     codex: [
         { value: 'auto', label: 'Auto' },
         { value: 'gpt-5.4', label: 'GPT-5.4' },
+        { value: 'gpt-5.4-mini', label: 'GPT-5.4 Mini' },
         { value: 'gpt-5.3-codex', label: 'GPT-5.3 Codex' },
         { value: 'gpt-5.2-codex', label: 'GPT-5.2 Codex' },
         { value: 'gpt-5.2', label: 'GPT-5.2' },
@@ -23,11 +24,14 @@ export const MODEL_OPTIONS: Record<AgentType, { value: string; label: string }[]
     cursor: [],
     gemini: [
         { value: 'auto', label: 'Auto' },
-        { value: 'gemini-3-pro-preview', label: 'Gemini 3 Pro Preview' },
+        { value: 'gemini-3.1-pro-preview', label: 'Gemini 3.1 Pro Preview' },
+        { value: 'gemini-3-flash-preview', label: 'Gemini 3 Flash Preview' },
         { value: 'gemini-2.5-pro', label: 'Gemini 2.5 Pro' },
         { value: 'gemini-2.5-flash', label: 'Gemini 2.5 Flash' },
+        { value: 'gemini-2.5-flash-lite', label: 'Gemini 2.5 Flash Lite' },
     ],
     opencode: [],
+    'opencode-server': [],
 }
 
 export const CODEX_REASONING_EFFORT_OPTIONS: { value: CodexReasoningEffort; label: string }[] = [

From 85127282f2fa03ca067e79d6b77297021dbe474f Mon Sep 17 00:00:00 2001
From: Wong Chihung <43695283+CHW0n9@users.noreply.github.com>
Date: Sun, 29 Mar 2026 18:36:48 +0800
Subject: [PATCH 2/2] fix

---
 web/src/components/NewSession/types.ts | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/web/src/components/NewSession/types.ts b/web/src/components/NewSession/types.ts
index d9ba52f74..55ead79d0 100644
--- a/web/src/components/NewSession/types.ts
+++ b/web/src/components/NewSession/types.ts
@@ -1,4 +1,4 @@
-export type AgentType = 'claude' | 'codex' | 'cursor' | 'gemini' | 'opencode' | 'opencode-server'
+export type AgentType = 'claude' | 'codex' | 'cursor' | 'gemini' | 'opencode'
 export type SessionType = 'simple' | 'worktree'
 export type CodexReasoningEffort = 'default' | 'low' | 'medium' | 'high' | 'xhigh'
 export type ClaudeEffort = 'auto' | 'medium' | 'high' | 'max'
@@ -31,7 +31,6 @@ export const MODEL_OPTIONS: Record<AgentType, { value: string; label: string }[]
         { value: 'gemini-2.5-flash-lite', label: 'Gemini 2.5 Flash Lite' },
     ],
     opencode: [],
-    'opencode-server': [],
 }
 
 export const CODEX_REASONING_EFFORT_OPTIONS: { value: CodexReasoningEffort; label: string }[] = [